Macmillan Publishers S.A. de C.V., hereinafter Macmillan, whose business address is Insurgentes Sur 1886, Col. Florida, Del. Álvaro Obregón, 01030, Mexico, Distrito Federal, is responsible for the collection and administration of the personal information you provide, which is used for identification purposes, and to allow Macmillan to provide you with our information about our services and products as well as to assess their quality.